From can't-miss crowd pleasers (940) to underrated indie hidden gems (517), all in one place.
Can't spot a co-op or party game yet? Searching also pulls matching titles live from Steam.
GOTY-winning 2-player co-op adventure where your partner plays free via Friend's Pass.
Invite a friend for free across PC, PS5, and Xbox with Friend's Pass.
Unleash the apex worm in you! Join a world where you eat to grow and aim to become the largest worm around. Dodge viruses, cut off enemy paths, and indulge in addictive multiplayer action. Custom skins, game modes, and more await!
A fun hidden role game where you backstab your co-workers and get mad at your co-workers for backstabbing you. (6-10 players)
Battle friends over air, land and sea in this epic WW2-themed battle strategy game.
Enjoy some of the best loved Flash games of the past in this awesome time capsule of over 60 Ninja Kiwi classics. Experience a piece of history and play the original Flash games that spawned the worldwide phenomenon of Bloons TD.
Behold, the miracle of life… packed into cubes! Create fantastic creatures in an open-world sandbox game like no other. Explore, craft, and survive—all with the help of your very own creations.
An online game that you'll play with 3-11 players as a Prisoner or a Guard and will try to escape or prevent escapes. Loot, Craft, and make your way to the exit, or investigate and arrest wanted players as a guard!
Take a 5 minute break to de-stress with this high-intensity, ultra simple, retro arcade shooter! Take down airplanes. Dig tunnels. Hide and seek shelter. Try and beat the highscore. That's all. Afterwards, you will go back to your life with renewed energy of body and mind.
Castle of Blackwater is a 2D, action-packed, social deduction game with a magical twist. In this intense game of trust and betrayal, up to 10 strangers are trapped in a castle of danger and deception, with a mission to complete tasks and escape with their lives.
Transform your virtual tabletop RPG experience in Game Master Engine’s lush 3D multiplayer RPG simulator. Whether you're a seasoned game master or just starting out, GME makes it easy to explore, create, and run custom games, all while bringing your players together for unforgettable adventures.
A free-to-play Single-and-Multiplayer social deduction game in which role-based play rewards those who rely on strategy and their creative instincts. Also features full cross-play, cross-progression, and a story-rich experience. Supports up to 8 players with any combination of humans and AI.
TimeMelters is a strategy hero-defense game where every run creates a new timeline. Play the full campaign solo or in two-player online co-op using our free Friends Pass — or put your skills to the test in a Challenge Mode with over 40 unique, time-twisted puzzles!
a classic arcade shooter game. You can play with up to 4 people locally, or using Steam Remote play.
The original, uncompleted version of Vectorio. Claim resources, unlock new buildings, and expand your defenses as you fight back against enemy forces in the classic edition of Vectorio! Play for free now.
2-4 Sneaky and squeaky low-poly mice face off against a lone cat in the battlefield of a human house. Mice use proximity chat to communicate with other players, while the cat hunts their noises. Will the mice perform enough tasks to destroy the house, or will the cat defeat enough mice to save it?
Dummy Falls is a co-op game where you and your teammate tries to overcome various obstacles until the end.
Goi: Spooky Run is 3-10 players “Catch me if you can” online party survival game. Put your friendship to the test! Prank your friends, survive the ghost hunt, and be the last one standing in this chaos!
Crashed on a strange island, survivors must forage, craft, and complete objectives to stay alive. But ferocious beasts, harsh weather, and secret saboteurs seek to make sure they never escape. Betray your friends or survive the island in Betrayal Beach, a 4-8 player social deduction survival game.
Built from the ground up, Rock Life is the next generation of immersion and simulations. Live, do, and experience what it is like to truly become one with nature... as a rock!
This is the free version of the game "Ale & Tale Tavern". Get ready for a thrilling mix of genres: a cooperative, first-person, open-world fantasy tavern simulator, action, fishing, hunting, exploration, and completing fun and diverse quests. And, of course, COOKING!
Team up with friends and dive into adventure! Rescue dwellers, let them work for you so they farm resources and protect you from enemies. Upgrade your equipment, explore new lands, complete quests and fight evil with glory!
Free multiplayer 2D ghost hunting game that you can play with friends created by a small game dev team.
You're now a monkey*, the room is full of stuff*, collect the stuff in the cardboard box while running away from the possessed monkey. EASY! Don't get caught! And if you're the one possessed, catch every monkey and explode them into the Bananaverse*.
CS2D is a free fast-paced top-down multiplayer shooter. Featuring many different game modes, a built-in map editor and much more.
Fetch some friends for fun, fast online multiplayer. One of you is the baddie! Everybody else is trying to find the baddie. The baddie is invisible. At least, most of the time...
Inspired by the party games Werewolf and The Resistance, MINDNIGHT is a cyberpunk online social deduction game of deceit, accusations and unpredictability. It challenges your ability to lie and detect others that are trying to be deceptive.
The genre defining VR model train game. Build and ride the model train layout of your dreams without the cost and excessive model foam dust getting in your nose!
Demise of Nations is a 4X turn-based grand strategy wargame covering the rise of Rome till the fall of modern civilization.
Darkness is coming. How long can YOU survive? Build your base by day, defend it by night. Play in online or local co-op. Stay alive as long as you can.
Pyroworks is a free-to-play online multiplayer game containing fireworks from real-life companies from all over the globe. You can choose to make your own show, cause destruction and chaos or simulate new years. Don't miss out on playing with your friends - the most fun part.
Throbax TD is the "Tower Defense" game you are looking for: Help Ughlar fight his way through 50 levels, buy over 100 upgrades and get all of the 50+ achievements.
A short sandbox rpg game that takes place on a square planet. Explore the world, gather resources, build a home and become stronger.
Relaxing city builder where you grow a vibrant metropolis, produce goods, manage transit and build iconic landmarks at your own pace.
Blip is a platform where players and creators come together to build, play, and share unique gaming experiences. An open-source alternative to Roblox.
Build your café, brew perfect coffee, and sabotage your rivals in this chaotic multiplayer café simulator. Start small… and learn how far you’re willing to go.
